Lexus ES: Diagnosis System
DIAGNOSIS SYSTEM
DESCRIPTION
(a) Sliding roof system data and Diagnostic Trouble Codes (DTCs) can be read through the vehicle Data Link Connector 3 (DLC3). When the system seems to be malfunctioning, use the Techstream to check for malfunctions and perform repairs.
CHECK DLC3
(a) Check the DLC3.
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INSPECT AUXILIARY BATTERY VOLTAGE
(a) Measure the auxiliary battery voltage with the power switch off.
Standard Voltage:
11 to 14 V
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If the voltage is below 11 V, recharge or replace the auxiliary battery before proceeding to the next step.
READ NEXT:
DTC CHECK / CLEAR CHECK DTC (a) Connect the Techstream to the DLC3. (b) Turn the power switch on (IG). (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical / Sliding Roof / Troub
DATA LIST / ACTIVE TEST DATA LIST HINT: Using the Techstream to read the Data List allows the values or states of switches, sensors, actuators and other items to be read without removing any parts. Th
DIAGNOSTIC TROUBLE CODE CHART Sliding Roof System DTC No. Detection Item Link B2341 Sensor (Motor) Failure B2342 Switch Failure B2343 Position Initialization Incompl
SEE MORE:
TERMINALS OF ECU Terminal No. (Symbol) Wiring Color Terminal Description Input/Output Condition Specified Condition A32-1 (+B2) - G59-6 (E1) W - W-B Power source Input Power switch on (IG) 11 to 14 V A32-3 (IG2) - G59-6 (E1) B - W-B Power source Input Power sw
COMPONENTS ILLUSTRATION *1 STEERING WHEEL ASSEMBLY - - Tightening torque for "Major areas involving basic vehicle performance such as moving/turning/stopping": N*m (kgf*cm, ft.*lbf) - - ILLUSTRATION *1 LOWER STEERING COLUMN COVER SUB-ASSEMBLY *2 TURN SIGNAL SWITCH A
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